Jump to:

Problem/Motivation

the roles (and user) page is broken with:
LogicException: Unable to parse the controller name "user_admin". in Drupal\Core\Controller\ControllerResolver->createController() (line 91 of /Users/ctheys/foo/drupal/core/lib/Drupal/Core/Controller/ControllerResolver.php).
The website has encountered an error. Please try again later.